Today, this model is known as the quantum model or the electron cloud model. The inner orbitals surrounding the atom are spherical but the outer orbitals are much more complicated.

Atomic bonds revealed: Pioneering probe allows scientists to see the electron cloud that holds molecules together. ... Singer, 48, ties the knot with model April Love Geary, 30, ...

The quest for the value of the electron’s atomic mass has been the subject of continuing efforts over the past few decades 1,2,3,4.Among the seemingly fundamental constants that parameterize the ...